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92b96797 FB |
1 | /* |
2 | * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. | |
3 | * All rights reserved. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along | |
16 | * with this program; if not, write to the Free Software Foundation, Inc., | |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | * | |
19 | * | |
20 | * File: baseband.c | |
21 | * | |
22 | * Purpose: Implement functions to access baseband | |
23 | * | |
24 | * Author: Yiching Chen | |
25 | * | |
26 | * Date: May 20, 2004 | |
27 | * | |
28 | * Functions: | |
29 | * | |
30 | * Revision History: | |
31 | * | |
32 | */ | |
33 | ||
92b96797 | 34 | #include "firmware.h" |
92b96797 | 35 | #include "control.h" |
92b96797 | 36 | #include "rndis.h" |
92b96797 FB |
37 | |
38 | /*--------------------- Static Definitions -------------------------*/ | |
39 | ||
40 | static int msglevel =MSG_LEVEL_INFO; | |
41 | //static int msglevel =MSG_LEVEL_DEBUG; | |
31d5bbf3 BH |
42 | |
43 | #define FIRMWARE_VERSION 0x133 /* version 1.51 */ | |
44 | #define FIRMWARE_NAME "vntwusb.fw" | |
45 | ||
46 | #define FIRMWARE_CHUNK_SIZE 0x400 | |
47 | ||
92b96797 FB |
48 | /*--------------------- Static Classes ----------------------------*/ |
49 | ||
50 | /*--------------------- Static Variables --------------------------*/ | |
51 | ||
52 | /*--------------------- Static Functions --------------------------*/ | |
53 | ||
54 | /*--------------------- Export Variables --------------------------*/ | |
55 | ||
92b96797 FB |
56 | /*--------------------- Export Functions --------------------------*/ |
57 | ||
58 | ||
193a823c | 59 | BOOL |
92b96797 | 60 | FIRMWAREbDownload( |
592ccfeb | 61 | PSDevice pDevice |
92b96797 FB |
62 | ) |
63 | { | |
31d5bbf3 BH |
64 | const struct firmware *fw; |
65 | int NdisStatus; | |
66 | void *pBuffer = NULL; | |
67 | BOOL result = FALSE; | |
68 | u16 wLength; | |
69 | int ii; | |
70 | ||
71 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Download firmware\n"); | |
72 | spin_unlock_irq(&pDevice->lock); | |
73 | ||
74 | if (!pDevice->firmware) { | |
75 | struct device *dev = &pDevice->usb->dev; | |
76 | int rc; | |
77 | ||
78 | rc = request_firmware(&pDevice->firmware, FIRMWARE_NAME, dev); | |
79 | if (rc) { | |
80 | dev_err(dev, "firmware file %s request failed (%d)\n", | |
81 | FIRMWARE_NAME, rc); | |
82 | goto out; | |
83 | } | |
84 | } | |
85 | fw = pDevice->firmware; | |
86 | ||
87 | pBuffer = kmalloc(FIRMWARE_CHUNK_SIZE, GFP_KERNEL); | |
88 | if (!pBuffer) | |
89 | goto out; | |
90 | ||
91 | for (ii = 0; ii < fw->size; ii += FIRMWARE_CHUNK_SIZE) { | |
92 | wLength = min_t(int, fw->size - ii, FIRMWARE_CHUNK_SIZE); | |
93 | memcpy(pBuffer, fw->data + ii, wLength); | |
94 | ||
95 | NdisStatus = CONTROLnsRequestOutAsyn(pDevice, | |
92b96797 FB |
96 | 0, |
97 | 0x1200+ii, | |
98 | 0x0000, | |
99 | wLength, | |
31d5bbf3 | 100 | pBuffer |
92b96797 FB |
101 | ); |
102 | ||
31d5bbf3 BH |
103 | DBG_PRT(MSG_LEVEL_DEBUG, |
104 | KERN_INFO"Download firmware...%d %zu\n", ii, fw->size); | |
105 | if (NdisStatus != STATUS_SUCCESS) | |
106 | goto out; | |
92b96797 | 107 | } |
92b96797 | 108 | |
31d5bbf3 BH |
109 | result = TRUE; |
110 | ||
111 | out: | |
1d5c536e | 112 | kfree(pBuffer); |
92b96797 | 113 | |
31d5bbf3 BH |
114 | spin_lock_irq(&pDevice->lock); |
115 | return result; | |
92b96797 | 116 | } |
31d5bbf3 | 117 | MODULE_FIRMWARE(FIRMWARE_NAME); |
92b96797 | 118 | |
193a823c | 119 | BOOL |
92b96797 | 120 | FIRMWAREbBrach2Sram( |
592ccfeb | 121 | PSDevice pDevice |
92b96797 FB |
122 | ) |
123 | { | |
27264fb8 | 124 | int NdisStatus; |
92b96797 FB |
125 | |
126 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Branch to Sram\n"); | |
127 | ||
128 | NdisStatus = CONTROLnsRequestOut(pDevice, | |
129 | 1, | |
130 | 0x1200, | |
131 | 0x0000, | |
132 | 0, | |
133 | NULL | |
134 | ); | |
135 | ||
136 | if (NdisStatus != STATUS_SUCCESS) { | |
137 | return (FALSE); | |
138 | } else { | |
139 | return (TRUE); | |
140 | } | |
141 | } | |
142 | ||
143 | ||
193a823c | 144 | BOOL |
92b96797 | 145 | FIRMWAREbCheckVersion( |
592ccfeb | 146 | PSDevice pDevice |
92b96797 FB |
147 | ) |
148 | { | |
6487c49e | 149 | int ntStatus; |
92b96797 FB |
150 | |
151 | ntStatus = CONTROLnsRequestIn(pDevice, | |
152 | MESSAGE_TYPE_READ, | |
153 | 0, | |
154 | MESSAGE_REQUEST_VERSION, | |
155 | 2, | |
156 | (PBYTE) &(pDevice->wFirmwareVersion)); | |
157 | ||
158 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Version [%04x]\n", pDevice->wFirmwareVersion); | |
159 | if (ntStatus != STATUS_SUCCESS) { | |
160 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Invalid.\n"); | |
161 | return FALSE; | |
162 | } | |
163 | if (pDevice->wFirmwareVersion == 0xFFFF) { | |
164 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"In Loader.\n"); | |
165 | return FALSE; | |
166 | } | |
167 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Firmware Version [%04x]\n", pDevice->wFirmwareVersion); | |
31d5bbf3 | 168 | if (pDevice->wFirmwareVersion < FIRMWARE_VERSION) { |
92b96797 FB |
169 | // branch to loader for download new firmware |
170 | FIRMWAREbBrach2Sram(pDevice); | |
171 | return FALSE; | |
172 | } | |
173 | return TRUE; | |
174 | } |